Home / 22,946.12-31,606.65-16,220.19

Finding the Fourth Proportional to 22,946.12, 31,606.65 and 16,220.19

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Solution

The fourth proportional to 22,946.12, 31,606.65 and 16,220.19 is: 22,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946.12 : 31,606.65 = 16,220.19 : x
  2. Step 2: Convert to fraction form
    22,946.12/31,606.65 = 16,220.19/x
  3. Step 3: Cross multiply
    22,946.12x = 31,606.65 × 16,220.19
  4. Step 4: Simplify right side
    22,946.12x = 512,665,787.36
  5. Step 5: Solve for x
    x = 512,665,787.36/22,946.12
  6. Step 6: Final answer
    x = 22,342.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.